<ul data-eligibleForWebStory="true">AI Models need tools like Retrieval-Augmented Generation (RAG) to tackle specific tasks beyond their training data limitations.Function calling in Genkit enables AI Models to interact with systems and external data sources through structured methods.Genkit's tool creation involves defining tools with descriptive names, descriptions, and implementation functions.Using tools like GetCustomerDetails in AI Models to fetch specific customer data enhances response accuracy.Genkit offers a developer UI for testing flows, tools, and interactions in a user-friendly manner.Defining flows in Genkit involves setting up input-output schemas and executing functions for specific tasks.Adding tools like GetCustomerOrders and GetProductDetails broadens an AI Model's capabilities for diverse queries.Testing flows and tools in the Genkit Developer UI helps ensure proper functionality and troubleshooting.Function calling in Genkit allows for tailored AI responses to user queries in various contexts.Genkit empowers users to bridge the gap between AI hype and practical, real-world applications with AI agents.